<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <link href="E:/idea_workspace/study/Bootstrap/BootstrapDemo/src/main/resources/static/bootstrap-3.3.7-dist/css/bootstrap.min.css"
          rel="stylesheet">
</head>
<body>
<form action="#">
    <label for="firstName">First Name:</label>
    <input type="text" autofocus required id="firstName" placeholder="First Name">
    <br>

    <label for="email">Email:</label>
    <input type="email" required id="email" placeholder="Email Address">
    <br>


    <select id="state">
        <option>State</option>
        <option>Alabama</option>
        <option>...</option>
        <option>Washington</option>
    </select>
    <input type="submit" value="Contact">
</form>

<script src="E:/idea_workspace/study/Bootstrap/BootstrapDemo/src/main/resources/static/bootstrap-3.3.7-dist/js/bootstrap.min.js"/>
</body>
</html>